Last updated November 10, 2025
This Terms of Service Agreement (“Agreement” or “Terms”) is a legally binding contract between you (“User,” “you,” or “your”) and Avella Development Ltd, doing business as SightSense (“SightSense,” “Company,” “we,” “us,” or “our”).By downloading, installing, accessing, or using the SightSense mobile application or any associated services (collectively, the “Service”), you agree to be bound by these Terms and all applicable laws. If you do not agree, you must not use the Service.
Legal Entity: Avella Development LTD (d/b/a SightSense)
Address: 80 Cabrillo Hwy N, Suite Q, Unit #2020, Half Moon Bay, CA 94019, United States
Place of Incorporation: Delaware, United States
Email: support@sightsense.ai
You must be at least thirteen (13) years of age—or the minimum age required by law in your jurisdiction—to use the Service. If you use the Service on behalf of an entity, you represent that you are authorized to bind that entity to these Terms.
Subject to compliance with these Legal Terms, including the "PROHIBITED ACTIVITIES" section below, we grant you a non-exclusive, non-transferable, revocable license to:
- access the Services; and
- download or print a copy of any portion of the Content to which you have properly gained access.
solely for your personal, non-commercial use or internal business purpose.
Except as set out in this section or elsewhere in our Legal Terms, no part of the Services and no Content or Marks may be copied, reproduced, aggregated, republished, uploaded, posted, publicly displayed, encoded, translated, transmitted, distributed, sold, licensed, or otherwise exploited for any commercial purpose whatsoever, without our express prior written permission.
If you wish to make any use of the Services, Content, or Marks other than as set out in this section or elsewhere in our Legal Terms, please address your request to support@sightsense.ai. If we ever grant you the permission to post, reproduce, or publicly display any part of our Services or Content, you must identify us as the owners or licensors of the Services, Content, or Marks and ensure that any copyright or proprietary notice appears or is visible on posting, reproducing, or displaying our Content.
We reserve all rights not expressly granted to you in and to the Services, Content, and Marks.
Any breach of these Intellectual Property Rights will constitute a material breach of our Legal Terms and your right to use our Services will terminate immediately.
Please review this section and the "PROHIBITED ACTIVITIES" section carefully prior to using our Services to understand the (a) rights you give us and (b) obligations you have when you post or upload any content through the Services.
Submissions: By directly sending us any question, comment, suggestion, idea, feedback, or other information about the Services ("Submissions"), you agree to assign to us all intellectual property rights in such Submission. You agree that we shall own this Submission and be entitled to its unrestricted use and dissemination for any lawful purpose, commercial or otherwise, without acknowledgment or compensation to you.
You are responsible for what you post or upload: By sending us submissions through any part of the Services you:
- confirm that you have read and agree with the "PROHIBITED ACTIVITIES" and will not post, send, publish, upload, or transmit through the Services any Submission that is illegal, harassing, hateful, harmful, defamatory, obscene, bullying, abusive, discriminatory, threatening to any person or group, sexually explicit, false, inaccurate, deceitful, or misleading;
- to the extent permissible by applicable law, waive any and all moral rights to any such Submission
- warrant that any such Submission are original to you or that you have the necessary rights and licenses to submit such Submissions and that you have full authority to grant us the above-mentioned rights in relation to your Submissions; and
- warrant and represent that your Submissions do not constitute confidential information.
You are solely responsible for your Submissions and you expressly agree to reimburse us for any and all losses that we may suffer because of your breach of (a) this section, (b) any third party’s intellectual property rights, or (c) applicable law.
SightSense is an assistive mobile application designed to enhance environmental awareness and navigation through computer-vision, sensor, and audio-feedback technology. The Service may rely on your device’s camera, microphone, and sensors to provide real-time information. The Service is intended for assistive purposes only and is not a medical, diagnostic, or safety device.
Our Privacy Policy describes how we collect, use, and safeguard your information.
By using the Service, you consent to our data-handling practices as described in that policy.
To function properly, the App may request access to certain device features, including but not limited to:
* Camera
* Microphone
* Motion or location sensors
* Network connection
You may revoke permissions through your device settings. You acknowledge that disabling permissions may limit functionality. We do not permanently store or transmit data without disclosure in the Privacy Policy.
You agree to:
* Use the Service only for lawful and intended purposes.
* Not copy, modify, reverse-engineer, decompile, or disassemble the App or any portion thereof.
* Not interfere with or disrupt the Service or related networks.
* Not use the Service in a manner that could harm, disable, overburden, or impair it.
* Comply with all applicable laws and regulations.
You are solely responsible for your use of the Service and for maintaining the confidentiality of your device and credentials.
SightSense is an assistive tool and does not guarantee accuracy, completeness, or reliability of outputs.
You must remain aware of your surroundings and exercise independent judgment at all times. SightSense is not a substitute for professional mobility training, medical devices, or supervision. Avella Development Ltd. is not responsible for injury, loss, or damage resulting from reliance on the Service.
All intellectual-property rights in the Service, including software, trademarks, text, images, and designs, are owned by or licensed to Avella Development LTD. You are granted a limited, revocable, non-exclusive, non-transferable license to install and use the App for personal, non-commercial purposes. You acquire no ownership interest by downloading or using the App.
The Service may integrate or interact with third-party platforms or APIs (e.g., Google, OpenAI, Gemini, or other providers). Avella Development Ltd. is not responsible for the privacy of your data, availability, accuracy, or terms of such third-party services. Your use of those services is subject to their separate terms and policies.
We may update, modify, suspend, or discontinue any aspect of the Service at any time without notice. We may also revise these Terms. Updated Terms will be posted within the App or on our website, and your continued use after such updates constitutes acceptance.
We may suspend or terminate your access to the Service, at our sole discretion and without notice, if:
* You breach these Terms;
* Your conduct could harm other users or the Company;
* The Service becomes impracticable due to legal, technical, or commercial reasons.
Upon termination, all licenses granted to you under these Terms will immediately cease, and you must uninstall and delete all copies of the App.
The Service is provided on an “as is” and “as available” basis. We make no warranties, express or implied, regarding the Service, including but not limited to merchantability, fitness for a particular purpose, accuracy, reliability, or non-infringement. We do not warrant that the Service will be uninterrupted, error-free, secure, or free of harmful components.
To the maximum extent permitted by law, Avella Development LTD, its affiliates, officers, employees, and agents shall not be liable for any direct, indirect, incidental, special, consequential, or punitive damages, including but not limited to loss of profits, data, goodwill, or other intangible losses arising from:
* Your access to or use of the Service;
* Any conduct or content of third parties;
* Any unauthorized access, use, or alteration of your transmissions or content; or
* Any discontinuation, suspension, or modification of the Service.
Some jurisdictions do not allow certain limitations; in such cases, our liability shall not exceed fifty U.S. dollars (US $50).
You agree to indemnify, defend, and hold harmless Avella Development LTD, its affiliates, officers, directors, employees, agents, and licensors from any claims, damages, obligations, losses, liabilities, costs, or expenses (including attorneys’ fees) arising from:
* Your use or misuse of the Service;
* Violation of these Terms; or
* Violation of any third-party rights.
This obligation will survive termination of this Agreement.
We shall not be liable for failure or delay in performance caused by circumstances beyond our reasonable control, including but not limited to natural disasters, acts of government, war, terrorism, labor disputes, or network failures.
This Agreement shall be governed by and construed in accordance with the laws of the State of Delaware, United States, without regard to conflict-of-law principles. Any dispute arising under or relating to these Terms shall be brought exclusively in the state or federal courts located in San Mateo County, California, United States, and you consent to the jurisdiction and venue of those courts.
If any provision of these Terms is held invalid or unenforceable, the remaining provisions will remain in full force and effect.
You may not assign or transfer your rights or obligations under these Terms without prior written consent. We may assign these Terms freely to any affiliate, successor, or acquirer of our business or assets.
These Terms, together with our Privacy Policy, constitute the entire agreement between you and Avella Development Ltd. regarding the Service and supersede all prior understandings or agreements, whether written or oral.
Avella Development Ltd. (d/b/a SightSense)
80 Cabrillo Hwy N, Suite Q, Unit #2020 Half Moon Bay, CA 94019 United States
Email: support@sightsense.ai
